/*
* JBoss, Home of Professional Open Source
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.deployment;
import java.util.Set;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import org.jboss.classloading.spi.metadata.ClassLoadingMetaData;
import org.jboss.deployers.spi.DeploymentException;
import org.jboss.deployers.structure.spi.DeploymentUnit;
import org.jboss.metadata.common.jboss.LoaderRepositoryConfigMetaData;
import org.jboss.metadata.common.jboss.LoaderRepositoryMetaData;
import org.jboss.mx.loading.LoaderRepositoryFactory.LoaderRepositoryConfig;
import org.jboss.mx.server.ServerConstants;
import org.jboss.system.deployers.LoaderRepositoryConfigHelper;
/**
* LoaderRepositoryMetaDataHelper.
*
* @author <a href="adrian@jboss.com">Adrian Brock</a>
* @version $Revision: 82920 $
*/
public class LoaderRepositoryMetaDataHelper
{
/**
* Populate the deployment's classloading metadata from a loader repository metadata
* with parent delegation false.
*
* @param unit the deployment unit
* @param loaderMetaData the loader meta data
* @return the classloading metadata
* @throws DeploymentException for any error
*/
public static ClassLoadingMetaData create(DeploymentUnit unit, LoaderRepositoryMetaData loaderMetaData) throws DeploymentException
{
return create(unit, loaderMetaData, false);
}
/**
* Populate the deployment's classloading metadata from a loader repository metadata
*
* @param unit the deployment unit
* @param loaderMetaData the loader repository metadata
* @param parentDelegation the default value for parent delegation
* @return the classloading metadata
* @throws DeploymentException for any error
*/
public static ClassLoadingMetaData create(DeploymentUnit unit, LoaderRepositoryMetaData loaderMetaData, boolean parentDelegation) throws DeploymentException
{
if (unit == null)
throw new IllegalArgumentException("Null unit");
ClassLoadingMetaData clmd = unit.getAttachment(ClassLoadingMetaData.class);
if (clmd != null)
return clmd;
clmd = create(unit.getName(), loaderMetaData, parentDelegation);
if (clmd != null)
unit.addAttachment(ClassLoadingMetaData.class, clmd);
return clmd;
}
/**
* Create classloading metadata from a loader repository metadata
* with parent delegation false
*
* @param deploymentName the deployment name
* @param loaderMetaData the loader repository metadata
* @return the classloading metadata
* @throws DeploymentException for any error
*/
public static ClassLoadingMetaData create(String deploymentName, LoaderRepositoryMetaData loaderMetaData) throws DeploymentException
{
return create(deploymentName, loaderMetaData, false);
}
/**
* Create classloading metadata from a loader repository metadata
*
* @param deploymentName the deployment name
* @param loaderMetaData the loader repository metadata
* @param parentDelegation the default value for parent delegation
* @return the classloading metadata
* @throws DeploymentException for any error
*/
public static ClassLoadingMetaData create(String deploymentName, LoaderRepositoryMetaData loaderMetaData, boolean parentDelegation) throws DeploymentException
{
if (deploymentName == null)
throw new IllegalArgumentException("Null deployment name");
if (loaderMetaData == null)
throw new IllegalArgumentException("Null loader repository metadata");
LoaderRepositoryConfig repositoryConfig = new LoaderRepositoryConfig();
repositoryConfig.repositoryClassName = loaderMetaData.getLoaderRepositoryClass();
if (repositoryConfig.repositoryClassName == null || repositoryConfig.repositoryClassName.length() == 0)
repositoryConfig.repositoryClassName = ServerConstants.DEFAULT_SCOPED_REPOSITORY_CLASS;
// Get the object name of the repository
String name = loaderMetaData.getName();
if (name != null)
{
try
{
repositoryConfig.repositoryName = new ObjectName(name.trim());
}
catch (MalformedObjectNameException e)
{
throw new DeploymentException("Loader repository name is malformed: " + name, e);
}
}
StringBuilder configData = new StringBuilder();
Set<LoaderRepositoryConfigMetaData> children = loaderMetaData.getLoaderRepositoryConfig();
if (children != null)
{
for (LoaderRepositoryConfigMetaData child : children)
{
// This looks stupid? Why inside a loop?
String parserClassName = child.getConfigParserClass();
if (parserClassName == null || parserClassName.length() == 0)
repositoryConfig.configParserClassName = ServerConstants.DEFAULT_SCOPED_REPOSITORY_PARSER_CLASS;
else
repositoryConfig.configParserClassName = parserClassName;
// Append all config
String childConfig = child.getConfig();
if (childConfig != null)
configData.append(childConfig);
}
}
repositoryConfig.repositoryConfig = configData.toString().trim();
return LoaderRepositoryConfigHelper.create(name, repositoryConfig, parentDelegation);
}
}